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Finding the Fourth Proportional to 637,873.43, 956,982.87 and 238,554.77

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Solution

The fourth proportional to 637,873.43, 956,982.87 and 238,554.77 is: 357,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,873.43 : 956,982.87 = 238,554.77 : x
  2. Step 2: Convert to fraction form
    637,873.43/956,982.87 = 238,554.77/x
  3. Step 3: Cross multiply
    637,873.43x = 956,982.87 × 238,554.77
  4. Step 4: Simplify right side
    637,873.43x = 228,292,823,661.88
  5. Step 5: Solve for x
    x = 228,292,823,661.88/637,873.43
  6. Step 6: Final answer
    x = 357,896.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.